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64480716410 = 25113130016301
BaseRepresentation
bin111100000011010110…
…011010011001111010
320011102202211210010212
4330003112122121322
52024024030411120
645342205311122
74441615021565
oct740326323172
9204382753125
1064480716410
1125389757680
12105b65654a2
136107b41686
1431999bd4dc
151a25cd26c5
hexf0359a67a

64480716410 has 64 divisors (see below), whose sum is σ = 130765390848. Its totient is φ = 22680000000.

The previous prime is 64480716403. The next prime is 64480716413. The reversal of 64480716410 is 1461708446.

It is not an unprimeable number, because it can be changed into a prime (64480716413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10230260 + ... + 10236560.

It is an arithmetic number, because the mean of its divisors is an integer number (2043209232).

Almost surely, 264480716410 is an apocalyptic number.

64480716410 is an abundant number, since it is smaller than the sum of its proper divisors (66284674438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64480716410 is a wasteful number, since it uses less digits than its factorization.

64480716410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9351.

The product of its (nonzero) digits is 129024, while the sum is 41.

The spelling of 64480716410 in words is "sixty-four billion, four hundred eighty million, seven hundred sixteen thousand, four hundred ten".

Divisors: 1 2 5 10 11 22 31 55 62 110 155 310 341 682 1705 3001 3410 6002 6301 12602 15005 30010 31505 33011 63010 66022 69311 93031 138622 165055 186062 195331 330110 346555 390662 465155 693110 930310 976655 1023341 1953310 2046682 2148641 4297282 5116705 10233410 10743205 18909301 21486410 37818602 94546505 189093010 208002311 416004622 586188331 1040011555 1172376662 2080023110 2930941655 5861883310 6448071641 12896143282 32240358205 64480716410